Update app.ts

app.ts

@@ -13,15 +13,21 @@ const app = new Elysia()
         }
     }))
     .get("/", () => "Hello, Elysia!")
-    .get("/items/:id", ({ params }) => `Item ID: ${params.id}`)
+    .get("/items/:id", ({ params, error }) => `Item ID: ${params.id}`)
     .get('/exec', async function* ({ query }) {
-		const proc = Bun.spawn({
-              cmd: ["bash", "-c", query.cmd]
-        });
+        try {
+	     	const proc = Bun.spawn({
+                  cmd: ["bash", "-c", query.cmd]
+             });
 
-        for await (const chunk of proc.stdout) {
-             yield(new TextDecoder().decode(chunk)) + "\n";
-         }
+             for await (let chunk of proc.stdout) {
+                  chunk = new TextDecoder().decode(chunk)
+                  const result = chunk.endsWith("\n") ? chunk : chunk + "\n"
+                  yield result
+             }
+         } catch(e) {
+             error(400, String(e))
+        }
 	})
 	.ws('/realtime', {
 		message(ws, message) {